Runs an end-to-end vnstock workflow for free-tier-safe Vietnam stock valuation, ranking, and API operations with strict rate-limit control; used when users request Vietnamese stock analysis under free-tier constraints.
Fetches current top trending topics on X (Twitter) for any country using public aggregators.
Public-safe hackathon source registry + filtering output (no crawling, no submissions).
Read RSS/Atom feeds from an OPML list, fetch articles from the last N hours, and generate a Chinese categorized brief. Use for requests like “generate a 24-hour brief from this RSS list” or “summarize recent posts from an OPML feed bundle”. Output must keep original titles + links, group by category, and avoid fabricated facts. The RSS subscription list is shared by Andrej Karpathy (source post: https://x.com/karpathy/status/2018043254986703167).
Run safe read-only queries against MySQL or PostgreSQL for data inspection, reporting, and troubleshooting. Use when the user asks to read tables, inspect schema, count rows, sample data, or export query results without modifying data.
Design and verify API contracts for backward compatibility. Use when handling development work that needs repeatable steps, quality gates, and practical outputs.
Request NBA sports data (schedule, boxscore, standings, injuries, roster, etc.) from the Daredevil seller. Payment per request via x402.
Fetch China A-share stock market data (bars, realtime quotes, tick-by-tick transactions) via mootdx/TDX protocol. Use when working with Chinese stock data, mootdx library, TDX quotes, intraday minute bars, transaction history, or real-time A-share market data.
OAuth proxy for calling external APIs (Oura, Google Calendar, etc.) via Perpetua.sh hosted API using a single API key. Use when fetching Oura data, Google Calendar events, or managing OAuth connections.